/Engine/Source/Editor/UnrealEd/Classes/CookOnTheSide/CookOnTheFlyServer.h
FExecinterface used in the editor.
virtual bool Exec_Editor ( class [UWorld](API\Runtime\Engine\Engine\UWorld) * InWorld, const TCHAR * Cmd, [FOutputDevice](API\Runtime\Core\Misc\FOutputDevice) & Ar )